278045124442

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2153}}^1\times {\mathrm{147761}}^1$

素因数の和:149958

約数の個数: 32

約数和(自身を含む): 458322261120

約数和(自身を除く): 180277136678

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 2153, 4306, 40907, 49519, 81814, 99038, 147761, 295522, 940861, 1881722, 2807459, 3398503, 5614918, 6797006, 64571557, 129143114, 318129433, 636258866, 6044459227, 7316976959, 12088918454, 14633953918, 139022562221, 278045124442]

約数ペア:

[(1, 278045124442), (2, 139022562221), (19, 14633953918), (23, 12088918454), (38, 7316976959), (46, 6044459227), (437, 636258866), (874, 318129433), (2153, 129143114), (4306, 64571557), (40907, 6797006), (49519, 5614918), (81814, 3398503), (99038, 2807459), (147761, 1881722), (295522, 940861)]